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/*
* Marlin 3D Printer Firmware
* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef STOPWATCH_H
#define STOPWATCH_H
#include "macros.h"
// Print debug messages with M111 S2 (Uses 156 bytes of PROGMEM)
//#define DEBUG_STOPWATCH
enum StopwatchStatus {
STPWTCH_STOPPED,
STPWTCH_RUNNING,
STPWTCH_PAUSED
};
/**
* @brief Stopwatch class
* @details This class acts as a timer proving stopwatch functionality including
* the ability to pause the running time counter.
*/
class Stopwatch {
private:
StopwatchStatus status;
uint16_t accumulator;
uint32_t startTimestamp;
uint32_t stopTimestamp;
public:
/**
* @brief Class constructor
*/
Stopwatch();
/**
* @brief Stops the stopwatch
* @details Stops the running timer, it will silently ignore the request if
* no timer is currently running.
*/
void stop();
/**
* @brief Pauses the stopwatch
* @details Pauses the running timer, it will silently ignore the request if
* no timer is currently running.
*/
void pause();
/**
* @brief Starts the stopwatch
* @details Starts the timer, it will silently ignore the request if the
* timer is already running.
*/
void start();
/**
* @brief Resets the stopwatch
* @details Resets all settings to their default values.
*/
void reset();
/**
* @brief Checks if the timer is running
* @details Returns true if the timer is currently running, false otherwise.
* @return bool
*/
bool isRunning();
/**
* @brief Checks if the timer is paused
* @details Returns true if the timer is currently paused, false otherwise.
* @return bool
*/
bool isPaused();
/**
* @brief Gets the running time
* @details Returns the total number of seconds the timer has been running.
* @return uint16_t
*/
uint16_t duration();
#if ENABLED(DEBUG_STOPWATCH)
/**
* @brief Prints a debug message
* @details Prints a simple debug message "Stopwatch::function"
*/
static void debug(const char func[]);
#endif
};
#endif //STOPWATCH_H